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Roofs Wiki
The free roofing encyclopedia
140+ expert, independent guides on roofing materials, repair, costs, and finding a contractor.
Browse roofing topics
DIY Roofing Guides
Roofing Materials
- Asphalt Shingles — most popular
- Metal Roofing — 40-70 yr lifespan
- Tile Roofing — clay & concrete
- Slate Roofing — premium stone
Commercial Systems
- TPO Roofing — energy-efficient
- EPDM Roofing — rubber membrane
- Built-Up Roofing — multi-layer
- Flat Roofs — low-slope
Maintenance & Repair
Energy & Sustainability
- Cool Roofs — reflective
- Green Roofs — living roofs
- Solar Roofs — integrated solar
- Roof Insulation — thermal efficiency
Roofing Contractor Directory
Compare top-rated, BBB-accredited roofers in 20 major US & Canadian cities — ranked by accreditation and experience.
Popular guides
Starting a Roofing Business
Complete 2026 guide: licensing, startup costs, and marketing.
Commercial Roofing in Canada
Climate considerations and system selection for Canadian buildings.
Quick reference
| Material | Lifespan | Cost range | Best applications |
|---|---|---|---|
| Asphalt Shingles | 20-30 years | $3-7 / sq ft | Residential, budget-conscious projects |
| Metal Roofing | 40-70 years | $7-15 / sq ft | Durability, energy efficiency |
| Clay / concrete tile | 50-100 years | $10-18 / sq ft | Hot climates, Mediterranean style |
| Slate Roofing | 75-100+ years | $15-30 / sq ft | Premium homes, historical restoration |
| TPO membrane | 15-25 years | $5-10 / sq ft | Commercial flat roofs |
| EPDM rubber | 20-30 years | $4-8 / sq ft | Commercial, low-slope roofs |
Roof structure & components
Roof Deck
Structural foundation
Roof Pitch
Slope & drainage
Roof Ventilation
Airflow systems
Roof Insulation
Thermal protection
Common Roof Structures
Gable, hip, mansard
Roof Integrity
Structural health
